نتایج جستجو برای: electronic waste

تعداد نتایج: 305506  

2001
Molly Macauley Karen Palmer Jhih-Shyang Shih Sarah Cline Heather Holsinger

Managing the growing quantity of used electronic equipment poses challenges for waste management officials. In this paper, we focus on a large component of the electronic waste stream— computer monitors—and the disposal concerns associated with the lead embodied in cathode ray tubes (CRTs) used in most monitors. We develop a policy simulation model of consumers’ disposal options based on the co...

2012
Maria Paola Luda

Printed circuit boards (PCBs) can be found in any piece of electrical or electronic equipment: nearly all electronic items, including calculators and remote control units, contain large circuit boards; an increasing number of white goods, as washing machines contains circuit boards for example in electronic timers. PCBs contain metals, polymers, ceramics and are manufactured by sophisticated te...

Journal: :Environmental science & technology 2010
Jinglei Yu Eric Williams Meiting Ju Yan Yang

Electronic waste (e-waste) has emerged as a new policy priority around the world. Motivations to address e-waste include rapidly growing waste streams, concern over the environmental fate of heavy metals and other substances in e-waste, and impacts of informal recycling in developing countries. Policy responses to global e-waste focus on banning international trade in end-of-life electronics, t...

2011
Aimin Chen Kim N. Dietrich Xia Huo Shuk-mei Ho

OBJECTIVE Electronic waste (e-waste) has been an emerging environmental health issue in both developed and developing countries, but its current management practice may result in unintended developmental neurotoxicity in vulnerable populations. To provide updated information about the scope of the issue, presence of known and suspected neurotoxicants, toxicologic mechanisms, and current data ga...

2010
Sophie Bernard

In a stylized model of international trade, a monopolist in the North exports second-hand products to a representative firm in the South to be reused as intermediate goods, with potential trade gains. The degree of reusability of waste products is a crucial choice variable in the North. This is because with a lack of international vigilance, non-reusable waste can be mixed illegally with the re...

Journal: :Journal of materials chemistry. A, Materials for energy and sustainability 2022

Electronic waste (e-waste) recycling is one of the central frameworks circular economy.

Journal: :IJISSC 2010
Timothy M. Lynar Simon Ric D. Herbert William J. Chivers

Personal computers contribute significantly to the growing problem of electronic waste. Every computer, when finished with, must be stored, dumped, recycled, or somehow re-used. Most are dumped, at a huge cost to health and the environment, as their owners succumb to the desire to keep up with the ever-increasing power of new computers. Supercomputers and computer clusters provide more power th...

Journal: :Environmental toxicology and chemistry 2010
Hong-Gang Ni Hui Zeng Shu Tao Eddy Y Zeng

Various classes of persistent halogenated compounds (PHCs) can be released into the environment due to improper handling and disposal of electronic waste (e-waste), which creates severe environmental problems and poses hazards to human health as well. In this review, polybrominated diphenyl ethers (PBDEs), polybrominated biphenyls (PBBs), tetrabromobisphenol A (TBBPA), polybrominated phenols (P...

2011
M. Saidan M. Valix

The main concern of this study is to establish a feasible and an economical method of extracting copper from electronic waste using Aspergillus Niger and Acidithiobacillus Thioxidans. Both Aspergillus Niger and Acidithiobacillus Thioxidans are known to exhibit efficient generation of organic acid and sulfuric acid respectively. To establish their leaching potential, chemical leaching tests usin...

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